This is a set of hexagonal acoustic foam panels designed for sound absorption and stylish wall decoration. Each panel features a self-adhesive backing and chamfered edges for a modern look. Reduces echo and noise for a quieter environment. Doubles as wall art for home studios, offices, or gaming rooms. Meets B1 flame-retardant standards for safety. Peel-and-stick adhesive or use included rose gold pins for a secure hold. Clean and dry the target surface before application. Peel off the adhesive backing. Press firmly onto the wall, or use the decorative map pins for a nail-free option. Arrange panels in creative patterns for personalized decor. Test adhesive on a small area first if concerned about wall damage.Suitable for installation on smooth, flat and dry surface, such as glass, tiles, door, etc.